Datasheet

MAX2009
1200MHz to 2500MHz Adjustable
RF Predistorter
______________________________________________________________________________________ 17
MAX2009
GAIN
CONTROL
PHASE
CONTROL
PREAMPLIFIER
63
27
OUTP ING
OUTG
P
IN
= 14dBm
PREAMPLIFIER
23GBP
24GFS
GCSPDCS2PDCS1PBIN
141317 25
INP
PFS1
PFS2
PBEXP
PBRAW
9
11
12
18
19
V
PF_S1
= 1.5V
V
PBIN
= 0.8V
V
PDCS1
= 0V
V
PDCS2
= 5V
V
GBP
= 1V
V
GFS
= 1.5V
V
GCS
= 1V
POWER
AMPLIFIER
GAIN = 7dB
Figure 5. MAX2009 Phase and Gain Optimization Circuit